MCQ
The conjugate acid of $\ce{HSO^-_4}$ is ____________.
- ✓$H _2 SO _4$
- B$\ce{SO^{2-}_4}$
- C$H _2 SO _3$
- D$H _3 O ^{+}$
✓
Answer
Correct option: A.
$H _2 SO _4$
A
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